The volume of sulfuric acid, H2SO4 0.15 mol dm-3 required to neutralize 25.0 cm3 of potassium hydroxide solution, KOH in full is 30.5 cm3. Count
molarity of potassium hydroxide solution, KOH.

Ineed ! it’s science and it’s due tomorrow!

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.